Degradation characteristics of parathion,parathion methyl and fenitrothion by a enzyme,extracted from the isolated strain YF11,was determined.

从菌YF11中提取了并测定了该磷、甲基磷和杀螟松特性。

Chlorpyrifos was one kind of organophosphorus pesticides with higher efficacy and could substitute highly poisonous metham-sodium and parathion.

毒死蜱是替代甲胺磷和磷等高毒农药高效有机磷杀虫剂,在世界范围得到广泛使用。